[Patches] [ python-Patches-436193 ] SGI cores on 1.0 / 0

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Tue, 17 Jul 2001 12:48:02 -0700


Patches item #436193, was opened at 2001-06-25 13:09
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>Category: core (C code)
Group: None
>Status: Closed
>Resolution: Rejected
Priority: 5
Submitted By: Robert Minsk (rminsk)
>Assigned to: Tim Peters (tim_one)
Summary: SGI cores on 1.0 / 0

Initial Comment:
This fix is in reference to bug 435026.  Please see bug
for complete history.

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>Comment By: Tim Peters (tim_one)
Date: 2001-07-17 12:48

Message:
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Sorry for the delay!  I discussed it with Guido, and we 
don't want to do this.  The problem is that platform-
specific #ifdef hacks don't go away again, and that makes 
the codebase ever more incomprehensible over time.  Python 
used to do a lot of this, but not any more.  It's 
especially unattractive for SGI boxes, because there are 
always a variety of -O bugs there.  Note that the main 
README file has long said:

"""
WARNING: There are bugs in the optimizer of some versions
of SGI's compilers that can cause bus errors or other
strange behavior, especially on numerical operations.  To 
avoid this, try building with "make OPT=".
"""

If you want to volunteer to maintain a separate collection 
of SGI patches for assorted SGI compilers, that would be 
cool, and I'd be happy to plant a line to that in the 
README; but we're not putting any broken-compiler #ifdef 
workarounds into the core.

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